CVE-2021-1800
A malicious application may be able to access arbitrary files on the host device while running an app that uses on-demand resources with Xcode.
Does this matter?
Lower severity and a low EPSS score (0.66%). Track it; it rarely justifies an emergency change on its own.
Description
A path handling issue was addressed with improved validation. This issue is fixed in Xcode 12.4. A malicious application may be able to access arbitrary files on the host device while running an app that uses on-demand resources with Xcode.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- EPSS
- 0.66% probability · 52th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Affected
- apple/xcode
- Source
- product-security@apple.com
EPSS 0.7% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://support.apple.com/en-us/HT212153Vendor Advisory
- https://support.apple.com/en-us/HT212153Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.